Usermode - POSIX and C conformance changes

[tpg/acess2.git] / Usermode / Applications / mount_src / main.c

diff --git a/Usermode/Applications/mount_src/main.c b/Usermode/Applications/mount_src/main.c
index a272214..ced3944 100644 (file)
--- a/Usermode/Applications/mount_src/main.c
+++ b/Usermode/Applications/mount_src/main.c
@@ -22,10 +22,12 @@ int main(int argc, char *argv[])
         int    fd;
         int    i;
        char    *arg;
+       
        char    *sType = NULL;
        char    *sDevice = NULL;
        char    *sDir = NULL;
        char    *sOptions = NULL;
+        int    bUnmount = 0;
 
        // List mounted filesystems
        // - This is cheating, isn't it?
@@ -56,7 +58,10 @@ int main(int argc, char *argv[])
                        {
                        // -t <driver> :: Filesystem driver to use
                        case 't':       sType = argv[++i];      break;
+                       // -o option_list :: Options to pass the driver
                        case 'o':       sOptions = argv[++i];   break;
+                       // -u :: Unmount
+                       case 'u':       bUnmount = 1;   break;
                        case '-':
                                //TODO: Long Arguments
                        default:
@@ -82,6 +87,22 @@ int main(int argc, char *argv[])
                return EXIT_FAILURE;
        }
 
+       if( bUnmount )
+       {
+               // TODO: Check for a match in the fstab
+               
+               if( sDir ) {
+                       fprintf(stderr, "`mount -u` takes one argument\n");
+               }
+               
+               sDir = sDevice;
+               if( _SysMount(NULL, sDir, NULL, NULL) ) // Unmount (Dev=NULL means unmount)
+               {
+                       fprintf(stderr, "Unmount failed\n");
+               }
+               return EXIT_SUCCESS;
+       }
+
        // Check if we even got a device/mountpoint
        if(sDevice == NULL) {
                ShowUsage(argv[0]);
@@ -91,7 +112,7 @@ int main(int argc, char *argv[])
        // If no directory was passed (we want to use the mount list)
        // or we are not root (we need to use the mount list)
        // Check the mount list
-       if(sDir == NULL || getuid() != 0)
+       if(sDir == NULL || _SysGetUID() != 0)
        {
                // Check if it is defined in the mounts file
                // - At this point sDevice could be a device name or a mount point
@@ -121,28 +142,32 @@ int main(int argc, char *argv[])
        }
        
        // Check Device
-       fd = open(sDevice, OPENFLAG_READ);
+       fd = _SysOpen(sDevice, OPENFLAG_READ);
        if(fd == -1) {
                printf("Device '%s' cannot be opened for reading\n", sDevice);
                return EXIT_FAILURE;
        }
-       close(fd);
+       _SysClose(fd);
        
        // Check Mount Point
-       fd = open(sDir, OPENFLAG_EXEC);
+       fd = _SysOpen(sDir, OPENFLAG_EXEC);
        if(fd == -1) {
                printf("Directory '%s' does not exist\n", sDir);
                return EXIT_FAILURE;
        }
-       close(fd);
+       _SysClose(fd);
 
        // Replace sOptions with an empty string if it is still NULL
        if(sOptions == NULL)    sOptions = "";
 
        // Let's Mount!
        if( _SysMount(sDevice, sDir, sType, sOptions) ) {
+//             perror("_SysMount");
                if( !sType )
                        fprintf(stderr, "Filesystem autodetection failed, please pass a type\n");
+               else {
+                       fprintf(stderr, "Mount %s:'%s'=>'%s' failed\n", sType, sDevice, sDir);
+               }
        }
 
        return 0;